2(7x-2)+14x=4(2x+5)-8
Х=4/5 €#&=^£$"&=£#:5÷
14x-4+14x=8x+20-8
28x-4=8x+12
28x-8x=12+4
20x=16
x=16/20
x=4/5
x=0,8
спаасиибоо